
ISO-certified Indian translation company offering document translation, interpreting, localisation and voice-over services

UK language service provider offering translation, interpreting and language training for businesses worldwide

Business Language Services, known as BLS, has helped organisations work across languages since 1990. It runs from offices in Cardiff and Glasgow and, by its own account, has served clients across the UK and abroad for more than thirty years. The firm describes its team as led by linguists and says its speciality has become language work for regulated, risk-sensitive sectors, namely technical, legal, medical and financial, where an error in a document can carry real consequences.
The core offer is translation into and out of almost every language in use, from Welsh to Polish, Russian and Italian, with certified translation when an official document needs it. It also provides interpreting for meetings and events, proofreading and editing, subtitling, and language training such as Spanish courses for staff. Clients can ask for a quotation through a form on the site.
BLS positions itself as a language operations partner, managing terminology, governance and quality from start to finish. The measures it lists are:
The firm also cites ISO certifications and accreditation by leading industry bodies for its quality control.
The customers it describes include public bodies, charities, arts organisations, community projects and companies producing multi-language product documentation. Past projects mentioned on its site include translating children's activities into the common languages of Cardiff and handling a multi-language update of instructions for use. Work into Welsh is a recurring strand, which suits an organisation based in Wales.
Business Language Services Ltd, known as BLS, is a UK language services company that has helped businesses cross language and cultural barriers since 1990. It covers a very wide range of languages and works on projects in many industries. Client reviews mention quick turnaround, careful quality checks and easy communication.
BLS serves companies worldwide. Customers described on its site include a Cardiff community project that translated children's activities into five common local languages, and a client who had a book translated from old Welsh into English.
Summary written by TrustList from the business's own published information, Oct 2026.
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Business Language Services is ranked on 1 TrustList ranking at #6.
Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Business Language Services has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.
It is the only one of the 42 here listing digital marketing and surveys.
Its profile: “Business Language Services, known as BLS, has helped organisations work across languages since 1990.”
Of the 42 here, 19 also cover legal and 15 also cover medical; 3 also work in Middle East and 3 also work in Asia.
Behind Brown & Meyers, Inc., ahead of Cadence.
As of 2026-11-01. Organic ranks only; sponsored placements are never ranks. How TrustList ranks
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